API: Delete a zettel manual api manual zettelstore zmk 00001012000000 00001012000000 00001012920000 1 (c) 2020-present by Detlef Stern 20210713150005 00001004010000 00001004011200 00001006050000 00001010040100 00001010070600 00001012920000 en EUPL-1.2-or-later 20221219154608 20221219154608 public